>> now is that right now? >> yep. that's live. >> so how many have there been today? >> if you want to count em all. there's 1, 2, 3, 4, 5, 6. >> these faults are sitting there and they're pressed together, okay? and as long as you leave them alone, everything's fine. but, all you gotta do is take one of those little suckers and trigger that thing just a little bit. if that thing slips 10 or 15 or 20 miles, one of those faults does, you've had it. this state will go back to the stone age in about 3 seconds. >> in 2015 alone, the state recorded more than 800 earthquakes of magnitude 3 point 0 or greater. in the middle of our interview, two earthquakes struck nearby. >> hey we got something. >> we got a 4 somethin'... let me look at it. that's damn near 5. that's pretty big. let me get a hold of angela.